🔷 SensoPart FE 20 R‑NSM4 SensoPart FE 20 R‑NSM4 – Through‑Beam Fiber‑Optic Receiver, NPN Normally Open, Plug M8 4‑Pin, 6 m Designed to work with SensoPart F 20 transmitter and fiber-optic cables, this receiver enables long-range detection with plug-in simplicity. The small F 20 housing and fast 1000 Hz response ensure flexibility and accuracy in tight installation spaces SensoPart +1 radwell.eu +1 . Description • Function: Detects light from paired F 20 fiber‑optic transmitter across up to 6 m; ideal for sensing small parts, transparent objects, or presence/absence through fiber guide • NPN output, normally open (N.O.), M8 plug, 4-pin • Compact F 20 series housing allows tight mounting • Automatic teach-in via button or control line toggle • Contamination indicator and teach‑lock selectable • Fast response frequency: up to 1000 Hz • Protection class IP 67; robust against industrial conditions Radwell International +6 SensoPart +6 files.kempstoncontrols.com +6 Product Data Specification Value Sensor principle Through-beam fiber-optic receiver Spot size [mm] Determined by fiber (approx. 2.2 mm fiber) Series F 20 (32 × 20 × 12 mm) Working distance min. [mm] Fiber-dependent Working distance max. [mm] Up to 6000 mm with appropriate transmitter Velocity [Hz] Up to 1000 Hz Adjustment Teach-in via button or control line Light source From paired transmitter (typically red LED) Switching output NPN, normally open Temperature range [°C] –20 … +60 °C Connection type M8 plug, 4-pin Enclosure rating IP 67